Zero tariff: public transport is free in Muzambinho, Minas Gerais

Southern Minas: "The town of just over 20,000 inhabitants have transportation since October 2011. Every trip, vehicles travel 28 kilometers of streets and avenues through various neighborhoods. In the bus, no turnstiles, but there are collectors. Just go and continue the trip without any expense. Unlike cities where public transportation is complicated and overcrowded in Muzaffarnagar, generally, all passengers are seated."

Mayor of Paulinia, Brazil announces free public transport in October 2013

Edson Moura Junior announces zero tariff for public transportation and appoints secretaries - Portal Paulinia: "...Edson Junior Moura (PMDB), announced zero tariff on transportation to population from 1 October this year. Paulinia becomes the first city in the RMC (Metropolitan Region of Campinas) to ensure free public transport for residents. The rate will be fully subsidized by the government..."

Free bus on Denver's 16th Street. FREE MallRide. Good connections.

RTD Denver

RTD | FREE MallRide: "Experience the sights and sounds of downtown Denver with RTD's FREE 16th Street MallRide. Our shuttle bus is your ride to great restaurants, shops, theatre, galleries, tourist attractions, and businesses up and down the mall."

Kokomo’s free transit popular, expanding

Kokomo Perspective: News: "“It’s great to be able to extend Kokomo’s public transportation service and keep it free of charge at a time of ridership growth,” said Mayor Greg Goodnight. “The new trolleys and expanded routes connect more residential neighborhoods to our parks, schools, medical service facilities and shopping areas.”
In 1964, Kokomo discontinued its public bus system. In 2010, the City of Kokomo introduced the City-Line Trolley as free public transit, and the demand for its service has steadily increased."

Yet another free beach trolley... they work!

Delray Beach: Take the trolley around town - South Florida Sun-Sentinel.com: "A parade of red, white and blue is rolling into Delray Beach a few days before the city's Independence Day celebration. The new patriotic-colored trolley system will make its debut in the downtown area on Monday.

Three air-conditioned trolleys will make the Downtown Roundbout shuttle vans history. The service remains free to riders, each trolley can seat about 20 passengers and the hours have been extended on the two existing routes that run down Atlantic Avenue."

'via Blog this'

Brazil: Rio Grande do Sul Government announces free transit fares for students starting in August 2013

FSP 06/27/2013: "The governor of Rio Grande do Sul, Genro (PT), announced on Thursday (27) that students will have a free pass in four geographical regions of the state starting in August."

Free Public Transport in Lugoj, Romania

Free Public Transport in Lugoj, Romania: "Lugoj became the first city in Romania which adopted a "free of charge" policy to the citizens using public transportation. The measure comes to encourage people to ride in buses, as well as to decrease the number of cars circulating in the city."