Appalachian Wireless US- AppWire US
APUA AG- arlonet MX
- asda GB
- Asda Mobile GB
- Asiacell IQ
- assurance US
astca AS- ASTCA US
- astoundbroadband US
AT&T310080 US- AT&T310090 US
- AT&T311070 US
- AT&T311190 US
- AT&T334050 MX
- AT&T334090 MX
- AT&T US
- AT&Tatt5g_us US
- AT&Tatt5gsa_us US
- AT&Tfirstnet_us US
- Atoma AF
- ATT Dish MVNO US
au44052 JP- aukddi_jp JP
- aukddi5gsa_jp JP
- aukddimvno_jp JP
- Avantel CO
- avatel ES
AWCC AF- AXIS ID
Azercell AZ
Azerfon AZ- Azur CF
- Azur GA
B-Mobile BT- Babilon-M TJ
- bait MX
Bakcell AZ- bark US
Base BE- BASE BE
Batelco BH- BATELCO BH
- BBCOM BJ
- BBIX
Beeline KG KG- Beeline UZ UZ
Bell CA- BEN NL NL
- best LA
- BH Mobile BA
BICS BE
bite LV- Bite LV
- Bite LT
- Bitė LT
- Bitel PE
- Blaze Wireless US
- Bluegrass US
- Bluegrass Cellular US
BlueSky AS- BlueSky WS
- Bluesky CK CK
- Bluewire US
bMobile PG- bMobile SB
- bob23211 AT
- bob AT
- bonbon HR
bonbon
