Colorado Child Support Office Locations

Colorado has 56 child support offices. Find the one for your county below, or check the official Colorado office directory.

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All Colorado child support offices

Not sure which office is yours? Call Colorado child support at (303) 866-4300.

Most offices are inside the county human services building. Hours vary by county, and several counties are open Monday to Thursday only, so call ahead before visiting.

Adams County Child Support Services(official office page, opens in a new tab)

Pete Mirelez Human Services Center
11860 Pecos Street, Suite 2200
Westminster, CO 80234

Serves: Adams County

Hours: Monday to Friday, 7:30 a.m. to 5:00 p.m.

Visiting: No appointment necessary; walk-ins are welcome.

Phone
(720) 523-2600
Email
childsupport@adcogov.org

Inside the main entrance, go past the front desk and turn right; Child Support Services is down the hall toward the orange wall, on the left. A 24/7 document drop box is available.

Directions

Denver Child Support Services, Richard T. Castro Human Services Center(official office page, opens in a new tab)

Richard T. Castro Human Services Center
1200 Federal Blvd.
Denver, CO 80204

Serves: Denver County

Hours: Monday to Friday, 8:00 a.m. to 4:00 p.m.

Visiting: Apply for services or drop off modification packets in person at any Denver CSS location.

  • Applications
  • Modification packet drop off
  • Payment kiosk
  • Paternity establishment
  • Locating a parent
Fax
(720) 944-2660
Email
childsupportservices@denvergov.org

Use the first floor entrance.

Directions

El Paso County Child Support Services(official office page, opens in a new tab)

Citizens Service Center
1675 W. Garden of the Gods Road, Suite 1107
Colorado Springs, CO 80907

Serves: El Paso County

Hours: Monday to Friday, 8:00 a.m. to 5:00 p.m.

Visiting: The office page says in-person services are limited and asks customers to make appointments by phone or email. In person you can pay at the kiosk, turn in or pick up paperwork, or schedule a phone appointment.

  • Payment kiosk
  • Paperwork drop off and pick up
Toll free
(866) 270-2606
Fax
(719) 457-6340
Email
info@elpasocountycss.com
Directions

Grand and Jackson Counties Child Support Services(official office page, opens in a new tab)

129 E. Byers Avenue
Hot Sulphur Springs, CO 80451
Mail: P.O. Box 204, Hot Sulphur Springs, CO 80451

Serves: Grand County, Jackson County

Hours: Monday to Thursday, 8:30 a.m. to 5:00 p.m.; Friday, 8:30 a.m. to 12:30 p.m. walk-in, 1:30 to 5:00 p.m. by appointment

Visiting: Fridays: walk-ins 8:30 a.m. to 12:30 p.m.; by appointment only 1:30 to 5:00 p.m.

Phone
(970) 725-3331
Fax
(970) 725-3696
Email
county_grand_jacksoncss@state.co.us

Closed for lunch 12:30 to 1:30 p.m. Grand and Jackson counties share a human services department; the Jackson County line is 970 723 4750.

Directions

Larimer County Child Support Services(official office page, opens in a new tab)

1501 Blue Spruce Drive
Fort Collins, CO 80524

Serves: Larimer County

Hours: Monday to Wednesday, 8:00 a.m. to 4:30 p.m.; Thursday, 10:00 a.m. to 4:30 p.m.; Friday, 8:00 a.m. to 4:30 p.m.

  • Applications
  • Parentage and order establishment
  • Order changes
  • Enforcement
Phone
(970) 498-7600
Fax
(970) 498-7605
Email
child-support-managers@larimer.org

A document drop box is on the left side of the main entrance.

Directions

Mesa County Child Support Services(official office page, opens in a new tab)

510 29 1/2 Road
Grand Junction, CO 81504
Mail: Department 5035, P.O. Box 20000, Grand Junction, CO 81502

Serves: Mesa County

Hours: Monday to Thursday, 7:30 a.m. to 5:00 p.m.; Friday, 7:30 a.m. to 12:00 p.m.

  • Locating non-custodial parents
  • Paternity establishment
  • Child and medical support orders
  • Enforcement
  • Modification
  • Employment and training referrals
Phone
(970) 248-2780
Fax
(970) 255-3614

Hours are for the Mesa County Human Services building.

Directions

Otero County Child Support Services(official office page, opens in a new tab)

Otero County Courthouse Annex
215 Raton Avenue
La Junta, CO 81050
Mail: P.O. Box 494, La Junta, CO 81050

Serves: Otero County

Hours: Monday to Thursday, 8:00 a.m. to 5:00 p.m.

Visiting: Pick up an application in person: check in with the receptionist and ask to see a Child Support Technician.

  • Applications
  • Paternity and support establishment
  • Enforcement
  • Modification
Phone
(719) 383-3100
Fax
(719) 383-3102
Email
cdhs_cty_oterocssdocs@state.co.us
Directions

Which Colorado child support office handles my case?

Each office serves specific counties. Search for yours above to find its office.If you are not sure where your case is handled, call (303) 866-4300 and they can point you to the right office.

Do I need to visit an office in person?

Usually not. Most questions can be handled by phone or online, and many offices see visitors by appointment. Call ahead before visiting to confirm hours and whether you need an appointment.

How do I contact Colorado child support?

Run by Colorado Department of Human Services, Child Support Services, and county child support offices

Your case online

Questions about your case or opening a case

Questions about payments

Our Colorado child support guide covers payments, checking your case, and more.

Office details come from official Colorado government sources (childsupport.colorado.gov, cdhs.colorado.gov) and were last checked October 18, 2026. Each office links to its official listing. Sunny Child Support is not affiliated with any government agency.

Child support offices in other states