City
- Arvada
- Aurora
- Boulder
- Breckenridge
- Buena Vista
- Buffalo Creek
- Central City
- Colorado Springs
- Creede
- Denver
- Edgewater
- Erie
- Estes Park
- Evergreen
- Florence
- Fort Collins
- Fort Morgan
- Fountain
- Georgetown
- Golden
- Grand Junction
- Greeley
- Holyoke
- Idaho Springs
- Jefferson
- La Junta
- Leadville
- Longmont
- Loveland
- Moffat
- Monte Vista
- Parker
- Rocky Ford
- Salida
- Sterling
- Victor
- Wheat Ridge
- Wiggins
County
- Adams
- Boulder
- Chaffee
- Clear Creek
- Denver
- Douglas
- El Paso
- Fremont
- Gilpin
- Jefferson
- Lake
- Larimer
- Logan
- Mesa
- Mineral
- Morgan
- Otero
- Park
- Phillips
- Rio Grande
- Saguache
- Summit
- Teller
- Weld
Zip Code
- 80004
- 80019
- 80033
- 80134
- 80204
- 80205
- 80206
- 80207
- 80209
- 80210
- 80211
- 80212
- 80214
- 80216
- 80218
- 80220
- 80222
- 80223
- 80238
- 80301
- 80302
- 80304
- 80401
- 80424
- 80425
- 80427
- 80439
- 80444
- 80452
- 80456
- 80461
- 80501
- 80504
- 80516
- 80517
- 80521
- 80524
- 80526
- 80538
- 80631
- 80654
- 80701
- 80734
- 80751
- 80817
- 80860
- 80903
- 80905
- 80908
- 80919
- 81050
- 81067
- 81130
- 81143
- 81144
- 81201
- 81211
- 81226
- 81501
School District
- Adams-Arapahoe 28J
- Boulder Valley Dist RE2
- Boulder Valley RE 2
- Buena Vista R-31
- Clear Creek RE-1
- Colorado Springs 11
- Creede School District
- Cripple Creek-Victor RE-1
- Denver 1
- Denver District 1
- Douglas RE-1
- East Otero R-1
- Estes Park District
- Fort Morgan RE-3
- Fountain 8
- Fremont RE-2
- Gilpin RE-1
- Greeley 6
- Holyoke RE 1J
- Jefferson County R-1
- Lake County R-1
- Lewis-Palmer 38
- Mesa County Valley 51
- Moffat 2
- Monte Vista C-8
- Park County RE-2
- Poudre
- Rocky Ford R-2
- ST Vrain Dist RE 1J
- Salida R-32
- St. Vrain Valley RE-1J
- Summit RE-1
- Thompson R2-J
- Valley RE 1
- Wiggins RE 50