The 112th US Congress includes:
Diana DeGette,
Jared Polis,
Scott Tipton,
Cory Gardner,
Doug Lamborn,
Mike Coffman and
Earl Perlmutter.
I've been researching that same question 4 school, and as far as i can tell, Colorado has 2 senators and 7 representatives in Congress.
There are 65 State Congressmen and 7 members of the US House.
The US Congressmen.
California currently has 53 US Congressmen and 80 State Assemblymen.
Four
Don Young.
2
2 senators (each state has only 2) - both are male 7 representatives to the House of Representatives - 5 males, 2 females 9 congresspersons total
Committee chairmen are appointed on the basis of seniority (which is to say, the number of years that they have spent as congressmen).
Here is a link for the 110th congressional representatives from Colorado: http://www.visi.com/juan/congress/cgi-bin/newseek.cgi?site=ctc&state=co
Don Young since 1973.
Yes they do. Its called franking