1. Isn Express Center
2016 W Foothill Blvd, Upland, CA 91786
Coordinate: 34.10612,-117.691
Phone: (909) 608-2100
2. NoContractVoip
1042 N Mountain Ave Ste 392, Upland, CA 91786
Coordinate: 34.10814,-117.6701
Phone: (562) 297-0000
3. Quantum Enterprise Communications
1488 Cole Ln, Upland, CA 91784
Coordinate: 34.12556,-117.62837
Phone: (909) 581-9345
4. Isn Telecom
370 Hervey Ave, Upland, CA 91786
Coordinate: 34.09807,-117.68675
Phone: (909) 373-0957
5. Pete's Connection
1380 W 9th St, Upland, CA 91786
Coordinate: 34.0952,-117.67516
Phone: (909) 373-6414
6. J -Comm
1380 W 9th St, Upland, CA 91786
Coordinate: 34.0952,-117.67516
Phone: (909) 985-4754
7. Stewart Communications
1042 N Mountain Ave, Upland, CA 91786
Coordinate: 34.10802,-117.67023
Phone: (909) 920-4310
8. Adex Corporation
1317 W Foothill Blvd Ste 212, Upland, CA 91786
Coordinate: 34.1077,-117.67336
Phone: (909) 982-0760
9. ISDG Inc
860 W 9th St, Upland, CA 91786
Coordinate: 34.09546,-117.66238
Phone: (909) 946-2112
10. Data Four G N Services
555 E Foothill Blvd, Upland, CA 91786
Coordinate: 34.10744,-117.64329
Phone: (909) 204-2595
11. Boost Mobile
1466 E foothill blvd # M, Upland, CA 91786
Coordinate: 34.106777,-117.62912
Phone: (909) 303-3447
12. Totally Wireless
1232 W 9th St, Upland, CA 91786
Coordinate: 34.09557,-117.67129
Phone: (909) 373-7700
13. Voice Zone Wireless
1645 N Mountain Ave Ste A, Upland, CA 91784
Coordinate: 34.12307,-117.67092
Phone: (909) 931-5045
14. Vonage
154 W Foothill Blvd # 141, Upland, CA 91786
Coordinate: 34.10688,-117.65361
Phone: (888) 568-9190