Get a 303 area code second phone number
Unlimited 3-Day FREE trial

Hushed lets you add a Castlewood phone number to your existing phone

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It’s easy to get a secondary phone number that shows you’re calling from a Castlewood area code

Step 1

Choose your phone number

Step 1

Pick a flexible phone plan

Step 1

Start talking and texting

Castlewood is home of the 303 area code

In addition to Castlewood, Hushed services and includes Thornton, Westminster, Southglenn, Wheat Ridge, Parker, and Longmont.

Need a temporary Castlewood phone number?

phone numbers start at US $2.99

Need prepaid mobile data for Castlewood?

Find the best data plans with

Castlewood area code phone numbers starting at US $2.99


Our most flexible plans bundled with local minutes and SMS usage.

Starting at US $2.99

  • Bundled minutes/SMS for local calling and texting*
  • 7, 30, 90, and 365 Day plans available - extend your number at any time!
  • One-time payment. Perfect for any short term or long term use case



For international calling capabilities with your Hushed number.

Starting at US $6.99

  • Call internationally anywhere in the world at great rates!
  • Uses Hushed Credits directly from your account balance
  • International texting capabilities available with US/CAN numbers

Ready to choose your Castlewood phone number?

Call and text like you’re a Castlewood local, and keep the number as long as you want.

Looking for a second phone number that’s not within the 303 area code?

Hushed has temporary phone numbers in 300+ area codes. Search other area codes