Mompiche is a small beach town located on the coast of Ecuador in the province of Esmeraldas in South America. This town is located along the Pacific Ocean, in the northwestern part of Ecuador in the province of Esmeraldas. The city lies to the south of a large bay, which includes San Francisco at the northern end, Muisne, and La Mancha in the center, …Mompiche is a small beach town located on the coast of Ecuador in the province of Esmeraldas in South America. This town is located along the Pacific Ocean, in the northwestern part of Ecuador in the province of Esmeraldas. The city lies to the south of a large bay, which includes San Francisco at the northern end, Muisne, and La Mancha in the center, and Mompiche in the south.