80025 – Eldorado Springs

80027 – Louisville, Superior, Paragon Estates

80302 – Boulder, Gold Hill, Lazy Acres, Sugarloaf, Sunshine

80303 – Boulder, Paragon Estates, Louisville, Eldorado Springs, Lafayette

80304 – Boulder, Pine Brook Hill

80305 – Boulder

80403 – El Dorado Canyon, Coal Creek

80455 – Jamestown, Glendale, Lazy Acres

80466 – Nederland, Eldora, St. Ann Highlands, Bonanza Mountain Estates

80481 – Ward, Hidden Lake, Bark Ranch

80503 — Longmont, Lyons, Boulder, Niwot, Gunbarrel

80504 – Longmont

80510 – Allenspark

80540 – Lyons, Allenspark

80403 – Golden Gate Canyon, Golden (not Jefferson County)

80422 – Black Hawk

80427 – Central City

80474 – Rollinsville

80512 – Bellvue, Laporte

80513 – Berthoud, Johnstown

80515 – Drake

80517 – Estes Park

80524 – Ft. Collins, Timnath, Severance, Laporte

80526 – Ft. Collins, Loveland

80532 – Glen Haven

80535 – Laporte

80536 – Livermore

80537 – Loveland, Berthoud, Johnstown

80538 – Loveland, Ft. Collins, Johnstown, Windsor

80540 – Allenspark, Lyons

80545 – Red Feather Lakes

80549 – Wellington

80612 – Carr