| Business | Phone |
| Utility Audit Inc 2589 S Harlan Ct, Lakewood 80227 | (303) 948-9200 |
| Colorado Telecom Lakewood 80215 | (303) 963-1488 |
| Communication Resources Inc 7510 W Mississippi Ave # 220, Lakewood 80226 | (303) 202-9454 |
| Genesis Network Devlpmnt Inc 11674 W 28th Pl, Lakewood 80215 | (303) 202-9600 |