Baby items that start with the letter I would be infant car seat, ice teething ring, infant clothing, and infant stroller.
Ireland, Isabella, Isabelle, Ivanna, Irene, Irelynn, Ida, Iris, Ilene, Ingrid, Irma, Irina
Boys: Isaac, Ivan, Ian, Igor, Isaiah, Immanuel, Ira
Intercom is a baby item. It begins with the letter i.
Huggies, hairbrush
Bob, Fred, cindy, tednicholasnicknoah
The site behindthename.com offers a link to browse names by alphabet; the link is below.
Names that begin with the letter G:GeorgeGaryGraceGregGeraldineGrantGrahamGillGilbertGracieGreer
Street names that begin with the letter O:OakOakdaleOakleyOatOceanOgdenOhioOliverOntarioOrchardOregonOverbrookOwlOxfordOzark
Boy names that begin with the letter L:LanceLaneLarryLawrenceLeeLeifLeighLeoLeonLeonardLeroyLesLesterLewisLincolnLionelLloydLorenzoLucianLukeLymanLlywelynLewys
Names that begin with the letter K are:KaitlinKaraKarenKarinaKarlaKassieKateKatherineKathyKatieKatilynnKatlynKatrinaKatyKaylaKeithKellyKelseyKelsiKelvinKenKennedyKennethKentKerrieKevinKiaraKimberlyKirkKirstenKirtKitKristinKrystalKyleKellieKeenankeiran
Female baby names that begin with the letter M that are popular include Michelle, Maria, Monica, McKenzie, Melanie, Madeleine, Martha, Moesha, and Margaret.
Boys' names that begin with the letter "G" are : Gaylord, Greg, Greyson, Gary, and Gil. One can find a more complete listing in a book of baby names such as the "One in a Million Baby Name Book".
Some street names that begin with the letter I:IdahoIllinoisIndependenceIndiaIndigoIndianaIndustrial ParkInglewoodIonaIowaIreneIronIroquoisIrvingIrwinIsabellaIvanIvanhoeIvoryIvy
Ulysses (as in Ulysses S. Grant) Uthridge (a bit of a stretch...)
Boy names that begin with H:haleHankHaroldHarrisonHarryHarveyHaydenHeathHectorHenryHerbertHermanHoraceHoratioHowardHubertHughHugoHunter
Street names that begin with the letter Q:QuailQuakerQuarterhorseQuayleQuebecQueenQueenstonQuickQuietQuincyQuinn