| I'll Be Seeing You (science/tech, NPR) |  (podcast) | Official links: program page, NPR |
| I'm Talking Jazz (jazz music, KCSM) | (1 broadcast) | Official links: program page, KCSM |
| I've Got Blues for You (blues music, KSDS) | (1 broadcast) | Official links: program page, KSDS |
| Ian Warden (funny, ABC) | (podcast) | Official links: program page, ABC |
| Idaho Business Matters (business, BSPR) | (podcast) | Official links: program page, BSPR |
| Idaho Matters (regional/local affairs, BSPR) | (2 broadcasts) | Official links: program page, BSPR |
| Idaho Music (eclectic music, BSPR) | (1 broadcast) | Official links: program page, BSPR |
| Idea Hour (miscellaneous, WPSU) | (podcast) | Official links: program page, WPSU |
| Ideas (lecture, CBC) | (112 broadcasts+podcast) | Official links: program page, CBC |
| Identity of the Month (media, ABC) | (podcast) | Official links: program page, ABC |
| Illinois Edition (regional/local affairs, WUIS) | (6 broadcasts) | Official links: program page, WUIS |
| Images (culture/arts, KRWG) | (1 broadcast+podcast) | Official links: program page, KRWG |
| Imaginary Radio (eclectic music, WFMU) | (1 broadcast) | Official links: program page, WFMU |
| Impeachment (politics/issues, NYPR) | (podcast) | Official links: program page, NYPR |
| Improbable History of Pop (pop/rock music, SPR (Spokane)) | (1 broadcast) | Official links: program page, SPR (Spokane) |
| Improvisations (jazz music, WUOT) | (1 broadcast) | Official links: program page, WUOT |
| In a World (talk, CMG (China)) | (1 broadcast) | Official links: program page, CMG (China) |
| In Black America (special interest, KUT) | (7 broadcasts+podcast) | Official links: program page, KUT |
| In Concert (classical music, CBC) | (5 broadcasts) | Official links: program page, CBC |
| In Concert (older popular music, RTE (Ireland)) | (1 broadcast) | Official links: program page, RTE (Ireland) |
| In Focus (documentary, DW (Germany)) | (2 broadcasts) | Official links: program page, DW (Germany) |
| In House (eclectic music, KISU) | (podcast) | Official links: program page, KISU |
| In Legal Terms (talk, MPB) | (1 broadcast) | Official links: program page, MPB |
| In Our Backyard (regional/local affairs, WAMC) | (podcast) | Official links: program page, WAMC |
| In the Balance (business, BBC WS) | (38 broadcasts+podcast) | Official links: program page, BBC WS |
| In the Key of C (eclectic music, CBC) | (10 broadcasts) | Official links: program page, CBC |
| In the Mood (older popular music, Your Public) | (1 broadcast) | Official links: Your Public |
| In the News (news, VOA) | (podcast) | Official links: program page, VOA |
| In the Pines (folk music, WNMU) | (1 broadcast) | Official links: WNMU |
| In the Studio (eclectic music, APM) | (1 broadcast) | Official links: program page, APM |
| In the Studio (culture/arts, BBC WS) | (159 broadcasts) | Official links: program page, BBC WS |
| In the Tri States (regional/local affairs, TSPR) | (podcast) | Official links: program page, TSPR |
| In Town and Out (magazine, CBC) | (1 broadcast) | Official links: program page, CBC |
| In Tune (eclectic music, MPBN) | (2 broadcasts) | Official links: program page, MPBN |
| In Your Ear (jazz music, KPFA) | (1 broadcast) | Official links: program page, KPFA |
| Inappropriate Questions (documentary, CBC) | (podcast) | Official links: program page, CBC |
| Indian Vibes (native/ethnic music, WDNA) | (1 broadcast) | Official links: program page, WDNA |
| Indian Voices (special interest, KGNU) | (1 broadcast) | Official links: program page, KGNU |
| Indiana Week in Review (regional/local affairs, WFYI) | (1 broadcast+podcast) | Official links: program page, WFYI |
| Indiana Weekend (regional/local affairs, IPR (Indiana)) | (1 broadcast) | Official links: program page, IPR (Indiana) |
| Indianapolis Symphony (classical music, WFYI) | (6 broadcasts) | Official links: program page, WFYI |
| Indie (pop/rock music, CPR) | (12 broadcasts) | Official links: program page, CPR |
| Indigenous Expression (native/ethnic music, KBC (Alaska)) | (6 broadcasts) | Official links: program page, KBC (Alaska) |
| Indigenous Podcast (culture/arts, ABC) | (podcast) | Official links: program page, ABC |
| Indivisible by Four (classical music, WWFM) | (1 broadcast) | Official links: program page, WWFM |
| Indymedia Radio (politics/issues, Indymedia) | (podcast) | Official links: program page, Indymedia |
| Infinite Distortion (eclectic music, WFMU) | (1 broadcast) | Official links: program page, WFMU |
| Infinite Groove (jazz music, WDCB) | (1 broadcast) | Official links: program page, WDCB |
| Inflatable Squirrel Carcass (eclectic music, WFMU) | (1 broadcast) | Official links: program page, WFMU |
| Information Morning Cape Breton (magazine, CBC) | (1 broadcast+podcast) | Official links: program page, CBC |
| Information Morning Fredericton (magazine, CBC) | (2 broadcasts+podcast) | Official links: program page, CBC |
| Information Morning Moncton (magazine, CBC) | (1 broadcast+podcast) | Official links: program page, CBC |
| Information Morning Nova Scotia (magazine, CBC) | (2 broadcasts+podcast) | Official links: program page, CBC |
| Information Morning Saint John (magazine, CBC) | (1 broadcast+podcast) | Official links: program page, CBC |
| Information Radio (magazine, CBC) | (2 broadcasts+podcast) | Official links: program page, CBC |
| Inland Folk (folk music, NWPB) | (3 broadcasts) | Official links: program page, NWPB |
| Inner Ear (jazz music, LPM) | (1 broadcast) | Official links: program page, LPM |
| Innovations (classical music, Ideastream) | (1 broadcast) | Official links: program page, Ideastream |
| Inquiry (talk, WICN) | (1 broadcast+podcast) | Official links: program page, WICN |
| Inside America (politics/issues, ABC) | (1 broadcast+podcast) | Official links: program page, ABC |
| Inside Appalachia (regional/local affairs, WVaPR) | (6 broadcasts+podcast) | Official links: program page, WVaPR |
| Inside Art (culture/arts, KSDS) | (1 broadcast) | Official links: program page, KSDS |
| Inside Europe (world affairs, DW (Germany)) | (84 broadcasts+podcast) | Official links: program page, DW (Germany) |
| Inside the Arts (culture/arts, WWNO) | (2 broadcasts) | Official links: program page, WWNO |
| Insiders (politics/issues, ABC) | (1 broadcast+podcast) | Official links: program page, ABC |
| Insight (regional/local affairs, CapRadio) | (1 broadcast+podcast) | Official links: program page, CapRadio |
| Insight (politics/issues, RNZ (New Zealand)) | (1 broadcast+podcast) | Official links: program page, RNZ (New Zealand) |
| Insight or Spectrum (documentary, RNZ (New Zealand)) | (7 broadcasts) | Official links: program page, RNZ (New Zealand) |
| Intelligence Squared U.S. (politics/issues, NPR) | (2 broadcasts+podcast) | Official links: program page, NPR |
| Interchange (politics/issues, WFHB) | (1 broadcast+podcast) | Official links: program page, WFHB |
| Interfaith Voices (religion/beliefs) | (21 broadcasts+podcast) | Official links: program page |
| Interlochen PR Local News (regional/local affairs, Interlochen) | (podcast) | Official links: program page, Interlochen |
| International Americana Music Show (folk music, GPB (Georgia USA)) | (10 broadcasts) | Official links: program page, GPB (Georgia USA) |
| International Edition (news, VOA) | (podcast) | Official links: program page, VOA |
| International Radio Report (media, CKUT) | (1 broadcast) | Official links: program page, CKUT |
| Intersection (talk, CFPM (Florida)) | (6 broadcasts+podcast) | Official links: program page, CFPM (Florida) |
| Intimate Guitar (classical music, WDPR) | (2 broadcasts) | Official links: program page, WDPR |
| Into the Music (eclectic music) | (1 broadcast) | Official links: program page |
| Into the Music (eclectic music, PPB) | (4 broadcasts) | Official links: program page, PPB |
| Into the Night (eclectic music, WTMD) | (1 broadcast) | Official links: program page, WTMD |
| Intune (children's/youth, SABC) | (1 broadcast) | Official links: SABC |
| Invisibilia (science/tech, NPR) | (1 broadcast+podcast) | Official links: program page, NPR |
| Invisible City (eclectic music, WLRH) | (2 broadcasts) | Official links: program page, WLRH |
| Invisible Hand (business, CBC) | (podcast) | Official links: program page, CBC |
| Ireland Tonight (folk music, WDCB) | (1 broadcast) | Official links: program page, WDCB |
| Irene Trudel (eclectic music, WFMU) | (1 broadcast) | Official links: program page, WFMU |
| Irrelevant Show (funny, CBC) | (podcast) | Official links: program page, CBC |
| Irwin Chusid (eclectic music, WFMU) | (1 broadcast) | Official links: program page, WFMU |
| Is It Just Me (talk, ABC) | (podcast) | Official links: program page, ABC |
| Island Echoes (culture/arts, CBC) | (1 broadcast) | Official links: program page, CBC |
| Island Morning (magazine, CBC) | (2 broadcasts+podcast) | Official links: program page, CBC |
| Island Music (world music, ABC) | (1 broadcast) | Official links: program page, ABC |
| Island Style (native/ethnic music, KBC (Alaska)) | (1 broadcast) | Official links: program page, KBC (Alaska) |
| Issues in the News (politics/issues, VOA) | (podcast) | Official links: program page, VOA |
| It's All Politics (politics/issues, NPR) | (podcast) | Official links: program page, NPR |
| It's All True (funny, Chi PM) | (podcast) | Official links: program page, Chi PM |
| It's Alright, Ma, It's Only Music (eclectic music, WUWM) | (2 broadcasts) | Official links: program page, WUWM |
| It's Been a Minute (talk, NPR) | (69 broadcasts+podcast) | Official links: program page, NPR |
| It's Just Not Cricket (talk, ABC) | (61 broadcasts) | Official links: program page, ABC |
| It's the Economy (business, KGNU) | (1 broadcast) | Official links: program page, KGNU |
| It's Your World (lecture, KQED) | (3 broadcasts) | Official links: program page, KQED |
| Iyah Music (world music, KUNM) | (1 broadcast) | Official links: program page, KUNM |
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