Here are the market swaps I could see for round 2 of 'Top of the World', some don't have a decent option, but they could do another 26 or so dates and pull from different markets.
Feb. 2 Mesa, Ariz. @ Mesa Arts Center > Tucson, AZ or Albuquerque, NM
Feb. 4 El Cajon, Calif. @ The Magnolia > Vegas
Feb. 5 Los Angeles, Calif. @ Microsoft Theater > Anaheim, CA
Feb. 6 Oakland, Calif. @ Fox Theater > San Jose, CA or San Francisco, CA, maybe Sacramento
Feb. 8 Seattle, Wash. @ Showare Center > Portland, OR or Vancouver, CN
Feb. 10 Salt Lake City, Utah @ Mavericks Center > Boise, ID
Feb. 12 Denver, Colo. @ Paramount Theater > OK City, or Tulsa, OK
Feb. 15 St. Louis, Mo. @ Stifel Theater > Kansas City, MO, or Memphis, TN
Feb. 16 Cincinnati, Ohio @ Icon > Louisville, KY
Feb. 18 Minneapolis, Minn. @ State Theater > Indianapolis, IN
Feb. 19 Milwaukee, Wis. @ Miller High Life > skip
Feb. 20 Chicago, Ill. @ Chicago Theatre > skip
Feb. 22 Detroit, Mich. @ The Fillmore > skip
Feb. 23 Akron, Ohio @ Goodyear Theater > Columbus, OH
Feb. 25 Boston, Mass. @ Wang Theater at Boch Center > Providence, RI
Feb. 26 Quebec, Quebec @ Grand Theatre de Quebec > Halifax, NS
Feb. 27 Ottawa, Ontario @ National Arts Center . skip
March 1 Montreal, Quebec @ Place Bell skip
March 2 Toronto, Ontario Meridian Hall skip
March 4 New York, N.Y. @ Beacon Theater > NY again
March 5 Wallingford, Ct. @ Oakdale Theater > Hartford?
March 6 Washington, D.C. @ Warner Theater > Baltimore?
March 8 Philadelphia, Pa. @ The Met > Wilmington, DE
March 9 Red Bank, N.J. @ Count Basie > Richmond or Norfolk
March 11 Raleigh, N.C. @ Raleigh Memorial Auditorium > Charlotte, NC - this is an obvious one
March 12 Atlanta, Ga. @ Roxy > South Carolina, Columbia or Charleston
March 13 Nashville, Tenn. @ The Opry > Knoxville?
March 15 Orlando, Fla. @ Hard Rock Hotel at Universal Orlando > Miami, FL
March 16 St. Petersburg, Fla. @ Mahaffey Theater > Jacksonville, FL
March 18 Houston, Texas @ Bayou Music Center > San Antonio, TX
March 19 Dallas, Texas @ Bomb Factory > Monterrey, MX
March 21 Austin, Texas @ ACL Live at The Moody Theater > Mexico City