Fitzsimmons Law Firm Google Map 5 N Federal Ave #200, Mason City, IA 50401 Fitzsimmons Law Firm info Address: 5 N Federal Ave #200, Mason City, IA 50401 Website: fvinjurylaw.com Telephone: (641) 422-0066 Zipcode: 68855 City: Mason City State: Nebraska Work Time: Sunday Closed,Monday 7:30AM–4:30PM,Tuesday 7:30AM–4:30PM,Wednesday 7:30AM–4:30PM,Thursday 7:30AM–4:30PM,Friday 7:30AM–4PM,Saturday Closed