Awesome, more FM 11m CB activity out of Latin America!
At 2050 UTC, checked the band for the usual indicators (paging signals, data links and telemetry and the taxi ladies - YL dispatchers on 25 MHz, 26 MHz and 27 MHz.
Noted activity:
27.630 MHz USB 27630 kHz USB - Spanish language chatter
27.665 MHz USB 27665 kHz USB - Spanish speaking freebanders, very strong signals, similar to 26.555 LSB and 27.455 USB
27.685 MHz LSB 27685 kHz LSB - Spanish language
27.685 MHz AM 27685 kHz AM - OMs - Spanish language, possibly truckers or just out banders using AM instead of SSB
27.685 MHz USB 27685 kHz USB - Spanish speaking freebanders
27.695 MHz LSB 27695 kHz LSB - Spanish speaking freebanders
27.700 MHz LSB 27700 kHz LSB - Spanish speaking freebanders, noted use of the 27700 SSTV frequency, but they're on LSB
27.745 MHz AM 27745 kHz AM - YL taxi dispatcher, SIO 222, weak, but readable
27.755 MHz AM 27755 kHz AM - YL taxi dispatcher, very strong at 2055 UTC
27.765 MHz AM 27765 kHz AM - YL taxi dispatcher, reading numeric taxi IDs and trip numbers, good signals
27.785 MHz AM 27785 kHz AM - YL taxi dispatcher, same lady as usually heard on this frequency
27.790 MHz USB 27790 kHz USB - Spanish speaking freeband chatter, fair to weak
27.815 MHz AM 27815 MHz AM - YL taxi dispatcher, I believe this has been identified as being in Mexico City