A real quick band scan:
26575 AM - Spanish language - likely from Mexico
26585 AM - Mexican AM calling/chat channel, active
26665 AM - Taxi Dispatch (Spanish speaking YL)
26675 AM - Spanish language
26875 AM - OMs talking, down at noise level - could be truckers
26885 AM - "How's he been doin'?"
26905 AM - Taxi Dispatch (Spanish speaking YL) with roger beep, strong signal
26915 AM - Southern US accented stations heard, along with YL dispatcher down at noise level, lots of fading
27005 AM - CB Channel 4 - Spanish language OMs and YLs, lots of beeps, sound FX, heavy QSB
27015 AM - CB Channel 5 - Spanish language
27025 AM - CB Channel 6 - The Superbowl. Strong signals, going up to S9+30 and down to S3, rapid fades/QSB
27035 AM - CB Channel 7 - Spanish language, with bleedover from strong signals on 27025 AM
27045 AM - R/C Channel "7A" - Spanish language, possibly taxis, weak
27065 AM - CB Channel 9 - Spanish language - this freq is used as an AM calling channel for Spanish-speaking ops, much like 6/11/26/28
27085 AM - CB Channel 11- Southern US accents, several stations talking, very deep fades/QSB
27185 AM - CB Channel 19 - Trucker/Road Channel, strong het (lots of fading here too)
27195 AM - R/C Channel "19A" - some sort of FM data burst here - could be local
27215 AM - CB Channel 21 - Spanish language, YL heard with roger beep
27225 AM - CB Channel 22 - Southern US accents, with echo. "Heeeeeelllloooooo!" "Auuuddddiiooooo!"
27245 AM - CB Channel 25 - Hearing something at noise level, not sure of language but there's traffic on this freq
27255 AM - CB Channel 23 - Pager data bursts heard under QRM - could be local
27265 AM - CB Channel 26 - US AM DX Calling Channel - Active Southern USA (see also: 27085, 27285)
27285 AM - CB Channel 27 - See 27265 (not as active)
27345 AM - CB Channel 34 - Spanish Speaking YL with roger beep, other stations with different roger beeps down at noise level
27435 AM - Some sort of carrier here, heard in SSB mode...no audio heard
27455 USB - Latin American SSB DX Calling Frequency, stations heard at noise level
27465 USB - Spanish language with buzzing/warbling noise/QRM
27490 LSB - Southern US accents
27665 USB - Spanish language, weak
27725 LSB - Spanish language, weak